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trim()

Removes the specified substring from the beginning and the end of a string.

Syntax

trim(string,substr)

Usage

This function removes substr from the beginning and end of string, then returns the result. To remove leading and trailing spaces, do not specify a value for substr.

Example

1–-  the resulting string in both cases is 'MyString';
2q = foreach q generate trim("abcMyStringabc","abc") as 'Trimmed String';
3q = foreach q generate trim("     MyString     ") as 'Trimmed String';